396
FNUS73 KDMX 061430
FWSDMX
SPOT FORECAST FOR COTTONWOOD PRESCRIBED BURN...US ARMY CORPS OF ENGINEERS
NATIONAL WEATHER SERVICE DES MOINES IA
830 AM CST THU NOV 6 2025
FORECAST IS BASED ON IGNITION TIME OF 0900 CST ON NOVEMBER 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED.
PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN.
DISCUSSION
BREEZY CONDITIONS WILL PREVAIL AGAIN TODAY, WITH WINDS INCREASING
TO 15 TO 20 MPH BY NOON AND GUSTS OF 25 TO 30 MPH AT TIMES.
RELATIVE HUMIDITY WILL DECREASE THIS MORNING AND HOVER AROUND 40
PERCENT BY THE EARLY AFTERNOON BEFORE SLOWLY INCREASING LATER IN
THE DAY.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING
CLOUDY (85-95 PERCENT).
TEMPERATURE.........44 AT IGNITION...MAX 60.
RH..................57 PERCENT AT IGNITION...MIN 38 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 10 MPH AT
IGNITION...OTHERWISE SOUTHEAST WINDS 10 TO 14
MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE
SOUTH 12 TO 16 MPH WITH GUSTS TO AROUND 29 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......900 FT AGL AT IGNITION...OTHERWISE 2600 FT AGL.
TRANSPORT WINDS.....SOUTH 17 TO 26 MPH.
SMOKE DISPERSAL.....FAIR /15200 KNOT-FT/ AT IGNITION. MAX...GOOD
/54300 KNOT-FT/.
GFDI................3.
TIME (CST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........48 56 64 72 76 80 84 88 92
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............44 47 51 55 57 58 60 60 58
RH..............57 51 44 38 40 42 44 47 53
20 FT WIND DIR..SE SE S S S S S S S
20 FT WIND SPD..10 12 14 15 16 15 15 14 12
20 FT WIND GUST.17 22 25 28 29 28 26 23 18
MIX HGT (KFT)...0.9 1.5 2.0 2.4 2.4 2.5 2.6 1.7 0.8
TRANSP WIND DIR.S S S S S S S S S
TRANSP WIND SPD.20 24 24 26 25 24 23 20 17
GFDI............2 3 4 4 4 4 3 3 2
SMOKE DISPERSAL.15 33 42 54 54 52 51 29 13
SMOKE CAT.......PR PR FR FR FR FR FR PR PR
FORECASTER...LEE
REQUESTED BY...JUSTIN R EDWARDS
TYPE OF REQUEST...PRESCRIBED
.TAG 2525289.0/DMX
.DELDT 11/06/25
.FORMATTERVERSION 2.0.0
.EMAIL JUSTIN.R.EDWARDS@USACE.ARMY.MIL
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